Alert archive / Oklahoma / Flash Flood Watches in 2019

Flash Flood Watch 7, NWS Tulsa, OK

May 26, 20194 counties in Oklahoma

NWS Tulsa, OK issued this flash flood watch at May 26, 2019, 8:52 AM CDT for 4 counties in Oklahoma. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued: May 26, 2019, 8:52 AM CDT (13:52 UTC)
Expired: May 26, 2019, 1:00 PM CDT
In force: 4 hr
Issued by: NWS Tulsa, OK
Flood severity: None

Counties Craig County, OK, Nowata County, OK, Ottawa County, OK, Washington County, OK

The radar

The Tulsa radar (KINX), 69 km from the middle of the area, began a volume at 13:53 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 1.9 hours before the alert went out and 142 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 36 J/kg
Mixed-layer CIN: -287 J/kg
Mixed-layer LCL: 1104 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: 280 m²/s²
0-3 km storm-relative helicity: 289 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Tulsa, OK wrote its last area forecast discussion before this flash flood watch went out at May 26, 6:42 AM CDT, 2 hours 10 minutes earlier.

Area forecast discussion, May 26, 6:42 AM CDT, 2 hours 10 minutes before

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Hazardous weather outlook, May 26, 5:19 AM CDT, 3 hours 33 minutes before

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In the hours before

Local storm report, May 26, 3:55 AM CDT, 4 hours 57 minutes before

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Local storm report, May 26, 4:16 AM CDT, 4 hours 36 minutes before

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Local storm report, May 26, 4:32 AM CDT, 4 hours 20 minutes before

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Local storm report, May 26, 5:56 AM CDT, 2 hours 56 minutes before

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Local storm report, May 26, 6:02 AM CDT, 2 hours 50 minutes before

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Local storm report, May 26, 8:07 AM CDT, 45 minutes before

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The office that day

Everything else NWS Tulsa, OK issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 25, 8:58 PM CDT	Flash Flood Warning	TSA	Osage, Pawnee	6 hr
May 25, 9:22 PM CDT	Severe Thunderstorm Warning	TSA	Osage, Pawnee	38 min
May 25, 9:28 PM CDT	Special Weather Statement	TSA	Kay	32 min
May 25, 9:43 PM CDT	Severe Thunderstorm Warning	TSA	Osage	47 min
May 25, 9:57 PM CDT	Severe Thunderstorm Warning	TSA	Osage, Pawnee	33 min
May 25, 10:08 PM CDT	Severe Thunderstorm Warning	TSA	Osage	37 min
May 25, 10:41 PM CDT	Severe Thunderstorm Warning	TSA	Osage	21 min
May 25, 11:47 PM CDT	Severe Thunderstorm Warning	TSA	Creek, Okfuskee	43 min
May 25, 11:48 PM CDT	Tornado Warning	TSA	Creek, Okfuskee	42 min
May 25, 11:57 PM CDT	Severe Thunderstorm Warning	TSA	Creek, Pawnee	33 min
May 26, 12:03 AM CDT	Tornado Warning	TSA	Creek, Pawnee	27 min
May 26, 12:04 AM CDT	Tornado Warning	TSA	Creek	41 min
May 26, 12:19 AM CDT	Tornado Warning	TSA	Creek, Okfuskee, Okmulgee	12 min
May 26, 12:20 AM CDT	Tornado Warning	TSA	Creek, Okmulgee, Rogers, Tulsa, Wagoner	40 min
May 26, 12:23 AM CDT	Severe Thunderstorm Warning	TSA	Osage, Tulsa, Washington	52 min
May 26, 12:26 AM CDT	Severe Thunderstorm Warning	TSA	Okfuskee, Okmulgee	49 min
May 26, 12:29 AM CDT	Severe Thunderstorm Warning	TSA	Okmulgee	46 min
May 26, 12:48 AM CDT	Severe Thunderstorm Warning	TSA	McIntosh, Muskogee, Okmulgee, Wagoner	42 min
May 26, 12:49 AM CDT	Tornado Warning	TSA	Mayes, Rogers, Tulsa, Wagoner	41 min
May 26, 1:01 AM CDT	Severe Thunderstorm Warning	TSA	Mayes, Nowata, Rogers, Tulsa, Washington	44 min
May 26, 1:10 AM CDT	Tornado Warning	TSA	McIntosh, Muskogee	25 min
May 26, 1:19 AM CDT	Tornado Warning	TSA	Cherokee, Delaware, Mayes, Rogers	41 min
May 26, 1:30 AM CDT	Severe Thunderstorm Warning	TSA	Craig, Mayes, Nowata, Rogers	45 min
May 26, 1:34 AM CDT	Severe Thunderstorm Warning	TSA	Cherokee, McIntosh, Muskogee, Sequoyah, Wagoner	41 min
May 26, 1:52 AM CDT	Tornado Warning	TSA	Delaware	23 min
May 26, 1:58 AM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee	32 min
May 26, 2:01 AM CDT	Severe Thunderstorm Warning	TSA	Delaware	29 min
May 26, 2:24 AM CDT	River Flood Warning	TSA	Creek	47 hr
May 26, 8:35 AM CDT	Areal Flood Advisory	TSA	Osage, Washington	3 hr
May 26, 9:19 AM CDT	Areal Flood Advisory	TSA	Craig, Nowata, Ottawa	4 hr
May 26, 11:43 AM CDT	Areal Flood Advisory	TSA	Osage, Washington	2 hr
May 26, 2:13 AM CDT	Severe Thunderstorm Warning	TSA	Benton, Washington	47 min
May 26, 2:26 AM CDT	Tornado Warning	TSA	Benton, Washington	34 min
May 26, 2:54 AM CDT	Severe Thunderstorm Warning	TSA	Benton, Carroll, Madison, Washington	23 min
May 26, 3:18 AM CDT	Special Weather Statement	TSA	Carroll, Madison	27 min

Nearby

Flash Flood Watches in Oklahoma, 2019 Every flash flood watch in 2019

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.